Louis S. Berger's rich professional life spans the fields of electrical engineering (B.S.), physics (M.S.), music (M.M.), and clinical psychology (Ph.D.). Formerly on the faculty of the Department of Psychiatry and Behavioral Sciences, University of Louisville School of Medicine, he is now Staff Psychologist at Southwest Research Institute, San Antonio, Texas. Dr. Berger is the author of Introductory Statistics: A New Approach for the Behavioral Sciences (1981) and Psychoanalytic Theory and Clinical Relevance: What Makes a Theory Consequential for Practice? (Analytic Press, 1985).